Suppliers starting with C

Celerity Limited

Celerity is a specialist Cloud, Managed IT services provider, and integration company, successfully delivering innovative solutions hand-in-hand with industry-leading service that is second to none. Working closely with clients to manage complexity, reduce costs, enhance security and deliver an IT framework that transforms business objectives into tangible and measurable results.


Celidor provides cyber security consultancy, security architecture, design and implementation of security solutions and security training. Director and Principal Consultant Paul Schwarzenberger, M.Sc., CCSP, CISSP specialises in cloud security engineering, architecture and DevSecOps, working with organisations to implement business critical applications in public cloud, protecting personal data and sensitive information.

Cello Software Limited

Since 1994 Cello Software has been working very successfully with the NHS. We design intelligent and innovative business solutions to save you time and reduce waste. Online Leave Management and staff development System - tracker2 is a state of the art cloud software, which helps you modernise and save money.


Celonis is the market leader in process mining and intelligence. The platform swiftly detects process friction and addresses root causes helping Public Sector reduce spend, improve efficiency and drive process simplification. With >3000 deployments, enabling organisations like GE Healthcare, NHS England and The State of Oklahoma achieve impactful value outcomes.


Cemplicity is a specialist in Patient-Reported Outcome Measures (PROMs). We take a digital-first approach, incorporating alerts and self-management advice to support patients through their care journey. Our programmes scale efficiently across different health services, with over 100 survey instruments available ‘off the shelf’.


CENIGMA is the leading supplier of digital products and services to a broad range of public and private sector clients. Our products portfolio spans multiple domains serving over 10 million users in the UK. Our services portfolio includes Digital Transformation, User Research and Experience Design and bespoke Software Development services.

Centerprise International Ltd

Centerprise International Limited is a medium sized UK SME established in 1983. We have been supplying ICT services into Defence and wider-Government for over 30 years. Our expansive portfolio of services ranges from the end to end delivery of bespoke ICT solutions, through to innovative Cloud offerings at OFFICIAL.

Central Networks and Technologies Ltd

Established in 1991, Central has become a specialist IT services provider of choice to over 120 organisations in the UK, over 50 of which are housing associations or council organisations. We provide support services (remote and on site), infrastructure, IT strategy, unified communications and bespoke project work.

Central Technology Ltd

CT are an ISO27001 and ISO9001 BSI accredited company who offers a professional approach to Managed Services, Cloud, Data Security and Business Continuity. We are passionate about the resilience and security of all customer's infrastructures. Our consultative and strategic approach ensures CT delivers a comprehensive IT road-map for any organisation.

CenturyLink Communications UK Limited

Colt (previously Lumen) is the fastest, most secure platform for next-gen business applications and data. Our platform integrates global network infrastructure, cloud connectivity, edge computing, connected security, voice, collaboration and enterprise-class services into an advanced application architecture.


At Ceox we work with Public Sector organisations to drive value and engage customers using Microsoft technology. We work with Government Departments, Agencies, Public Bodies and the Social Housing Sector delivering innovative solutions. A Microsoft Partner since inception, we are experts in Power Platform, Dynamics 365, AI and Intelligent Automation.


Cerclos is a leading global pioneer dedicated to enabling organisations to achieve their Net Zero aspirations. We offer cutting-edge net zero software and services, leveraging ISO-accredited life cycle assessment methodologies and data. Our solutions drive genuine reduction in the whole-of -life carbon of assets for our property and infrastructure customers.

Certa Testing Limited

ICT QA and Testing Consultancy with public sector experience in healthcare and local government. Offering a wide range of test services including System Testing, UAT, Operational Acceptance Testing, Production Acceptance Testing and Cloud Migration test support services

Certes IT Service Solutions Limited

Certes is an experienced supplier of agile, digital and cloud skilled DDaT outcomes services, supporting clients with business as usual and digital transformation projects to end-to-end GDS and TCoP Standards. We are able to scale up rapidly, on-boarding remote/on-site teams and resources within 5-days of instruction, with immediate roll-off capability.


Certinia is a leading Independent Software Vendor on the App Exchange. With over 700 full time staff (globally) the company designs and builds "best in class" applications that include: Professional Service Automation Cloud ("Integrated Work Management") through to ERP Cloud covering Financial Management. (Accounting, Billing, Revenue Recognition, Supply Chain).

Certus Advisory Ltd

Certus Advisory is an IT & Commercial Consulting firm with a fresh approach to professional services. We are an organisation that offers genuine insight, capability and value at every stage of the IT delivery and commercial lifecycle. We focus on solutions with contractually committed outcomes and apply proven technical expertise.


CEyX & Live LearningCo are a certified service integrator and training partner for Google Workspace, Google Cloud, Microsoft M365, OKTA and Docebo. We provide professional services, change management services and flexible, tailored training services across our specialist technologies. We also support Oracle to Postgres Database migrations.

CFH Docmail Ltd

Provider of secure print, mail and online communication solutions.


Founded in 1976, CGI is a global IT and business process services provider with 72,500 professionals delivering high-quality business consulting, systems integration and managed services. CGI has an industry-leading track-record of delivering 95% of projects on-time and on-budget, aligning our teams with clients’ business strategies to achieve top-to-bottom line results.

Chakray UK Ltd

An integration, DevOps and API specialist, Chakray works with public and private sector clients to identify and deliver the right approach to unlock the value of your technology investments. Specialising in a range of leading technologies we offer consultancy through to implementation and ongoing maintenance and support.

Chambury Learning Solutions [Chambury Consulting Ltd]

Chambury Learning commits to providing professional customer-focused LMS advice and support, ultimately recognised as an excellent service provider and preferred supplier creating an environment where customers feel they can be open and transparent, that they are listened to, making them the most important part of the journey.​

Chameleon Digitization

At Chameleon Digitization, we deliver rapid, cost-effective deployment of software and connected hardware. We solve challenges collaboratively to improve the management of people, places and assets, collecting data and turning it into information. This provides valuable insights that save money, reduce risk and create efficiency.

Change Associates Limited

Change Associates is an independent, specialist consultancy providing high quality experts. We provide digital transformation services - the process of implementing consistent processes, harnessing new technologies including changes in organisational structure. We provide effective deployment, project management, change management and communications in order for the transformation to succeed.


Change Specialists is a leading provider of programme and project management, change management, business analysis and test management services, resources and capabilities. Our services are tailored specifically to each client and include provision of expert capabilities (CS Flex), overseeing entire programmes/projects (CS Delivery), or providing independent expert advice (CS Consultancy).

Channel 3 Consulting

At Channel 3 we help health and care organisations use technology to transform patient care and improve ways of working. With over 10 years’ experience working exclusively in digital health and care, we’re proud to bring our clients the expertise and passion it takes to succeed.


Kadence is on a mission to improve synchronisation of people, space and time, creating the best conditions for people to thrive in the new era of work. We provide an operating system that empowers teams to make the best choices about how, when and where to do their best work.


Charkos UK partners with NHS Trusts/ICSs to provide specialist digital outcomes in Health Information Technology, including EPR and ERP integration. Our onsite and remote teams provide expert service in clinical workflow designs, end-user interfaces, application module configuration, data management and reporting, population health analytics, interoperability and health information exchange systems.

Charterhouse Voice & Data

Cloud specialist, IT and communications integrator enabling business transformation. Core pillars: Protect, Connect, Collaborate. Agile, dynamic organisation with strong financials operating since 1993 focused on delivering exceptional service. Connecting, empowering and transforming businesses, we develop long term, trusted partnerships with our customers and vendor partners.

Chaucer Consulting

With >5,000 consultants globally, we deliver data-informed strategy, change and transformation for the world’s leading organisations, providing comprehensive services tailored for UK public sector. With our team of experienced professionals and deep expertise in public administration, we offer solutions to help government and law enforcement navigate challenges and optimise operations.


Chess is one of the UK’s leading technology solutions providers, helping organisations grow, through technology and expert advice across Voice & Connect, ICT, CyberSecurity and Digital. Our solutions enable working from anywhere, safeguarding organisations and connecting customers with their clients and stakeholders. 33,000+ businesses trust in their relationship with Chess.

Chevin Fleet Solutions Limited

Chevin Fleet Solutions is the leading global provider of cloud based fleet management solutions. With offices worldwide, Chevin’s award winning software provides fleet solutions to the public, utility and commercial sectors as well as government and NGO operations. We hold 18 industry awards and ISO 27001 and 9001 accreditations.

Chilli Information Solutions Ltd

Working closely with our clients, we build no-nonsense, reliable and standards compliant software solutions. Experts in elearning content and platform development and delivery. eXact learning solutions, Adapt, xAPI, SCORM, Azure, C#.Net, VueJS, SQL Server, MongoDB.


CHKS is a leading provider of healthcare intelligence and quality improvement services. Since 1989 we have been developing hospital benchmarking and performance management solutions for healthcare organisations in over 20 countries and have worked with over 400 clients throughout the world.


Chorus are an MSP and MSSP with 24x7x365 CSOC and Service Desk, specialising in Microsoft technologies across Azure, Microsoft 365, Dynamics 365 and SharePoint.

Chorus Intelligence Ltd

We’re an award-winning international software company, providing data search, cleansing and analysis tools for law enforcement, government, and financial institutions. The Chorus Intelligence Suite collects, combines and connects data to generate intelligence and evidence. Chorus is used by 80% of UK police forces, all counter-terrorism units and many government agencies.

CHR Solutions Limited

CHR Solutions helps organisations achieve their ambitions and transformation goals with the right people, skills and leadership. An expert consultancy in capability building, our products and services focus on bridging the skills gap in digital public services by providing responsive and effective skills development, career progression, and capability-driven digital transformation.


BroadCare Software Limited was incorporated in 2018 after the purchase of the BroadCare system from Bray Leino by CHS Healthcare Holdings Limited. The BroadCare software platform, specifically designed for NHS-funded continuing healthcare, is used extensively by ICBs/CSUs, to manage patients, care and payments associated with CHC across multiple care categories.

Cigniti Technologies (UK) Limited

Cigniti Technologies(UK) Limited is a 100% subsidiary of Cigniti Technologies Limited, Global Leaders in Independent Software Testing (IST) Services, has its HQ in London. 2500+ career testers spread across UK, US, India, Australia & Canada. Cigniti is world’s 1st IST Company appraised at CMMI-SVC v1.3, Maturity Level 5.


CiiVSOFT provides automated CV screening and job applicant screening software for businesses across all industries. cloud recruitment automation software and technology. Our GDPR compliant screening technology integrated with your existing Applicant Tracking System and automates candidate screening of job applicants against your open vacancies.


Cinapsis is an advice and guidance, triage referral management, image capture and clinical communications platform that enables clinicians to share information and make decisions together about the best next step in a patient’s care. Clinicians benefit from access to timely, specialist advice from experienced secondary care clinicians.

Cinnamon Digital Applications Limited

UK technology company based in Milton Keynes. Provider of digital applications that transform the way you work. Our software will improve workflows and generate operational efficiencies. Specialist software provider for Electronic Consent, NHS Immunisations, Health Assessments, NCMP and Childhood Vision and Audio Screening.


Cinos Ltd. are a leading systems integrator specialising in the delivery of intelligent network infrastructure, video and communications solutions, and services to a global marketplace. Our dedicated team of certified professionals have extensive experience delivering solutions across all business sectors including Government, Financial, Healthcare and Manufacturing.

Cintoo US Inc.

Cintoo offers AEC and Industry 4.0 companies a cloud-based platform to manage point cloud data and BIM/CAD models. Static & mobile 3D laser scans as well as drone data can be stored, organized, shared, viewed, distributed & managed between a team from one digital place to any device, anywhere, anytime.

Cintra Corporation UK Ltd

Cintra's global team of multi-cloud database experts and architects has a complete understanding of cloud database solutions. We deliver quality outcomes for our clients and our expertise transforms the way businesses operate by successfully migrating their workloads to the cloud. ORACLE/AWS/AZURE focussed solutions.

Cipher10 Ltd

We specialise in deploying secure smartcard services for Government Departments, Agencies, Suppliers and CNI with provisioning and whole life management. Our solutions are fully GovPass and CPNI compliant offering organisations the opportunity to operate their own smartcard infrastructure in both private and public Cloud environments.


Provider of SaaS Human Resources People Management Software and associated professional services, supporting employee lifecycle management, talent attraction, hire and retention, recruitment, candidate onboarding, absence, pay, performance and appraisal, benefits and remuneration, learning management, learning content and payroll systems and outsourced services.


Ciptex, a Preferred Twilio Partner, helps you get closer to your customers by giving you the ability to offer the latest digital channels of contact, driving efficiency through automation and chatbots, and linking data and applications, the foundations for effective, safe use of AI.


Wandisco are the go to software provider when large scale hadoop data migration into the public cloud is required. Bulk moving Large scale IoT data to the cloud is also a key strength

Circle Cloud Ltd

Circle Cloud are a Microsoft Cloud specialist consultancy and managed service provider. We work almost exclusively with the following products: • Microsoft Modern Workplace (Office 365, Enterprise Mobility Suite, Microsoft Teams etc.) • Windows Azure (Infrastructure & Application Hosting) • Dynamics 365 & Microsoft Power Platform


Circyl specialise in the design, development and deployment of business solutions based on the Microsoft Dynamics 365. We are experts in Information Management, Data and Analytics working with the latest Microsoft technologies and focussed on delivering successful outcomes, while increasing business value for our Customers.


Cirdan is a leading provider of innovative software and imaging solutions for healthcare providers and Pathology Laboratories, that helps to enhance and speed up the diagnosis of patients. Headquartered in N.Ireland with offices in Canada and Australia, its products are currently helping to streamline laboratory operations across six continents.


Innovative provider of technology services covering Cloud, Application Development, IoT, Cyber Security, Edge Computing, Machine Learning (ML) and AI, Technology Strategy, Project Management, Installation and Compliance. Trusted by HM Treasury. Certified to ISO 9001, 27001, 14001 and 22301.


Cirrus provides UK-based Contact Centre-as-a-Service (CCaaS) solutions, delivered from scalable, geo-resilient cloud infrastructure. Our solutions offer a simplified Single-Pane-of-Glass experience for customers and agents alike – utilising voice, email, messaging, video and social media – and provide comprehensive integration, automation, and analytical insights across your Contact Centre.

CirrusHQ Ltd.

CirrusHQ are an Advanced AWS Consulting&Channel partner working with customers at every stage of their cloud journey - from the initial planning stages, through migration and onto ongoing management and optimisation. Our AWS certified solution architects and engineers have extensive experience in designing, managing and deploying complex AWS solutions.


Creating brilliant LMS systems to deliver joyful training to everyone, wherever they are. Every business is different, so we've built our LMS to be pretty flexible. We don’t just pop your logo on. We personalise your LMS like nobody else, applying your visual identity to make it a brand ambassador

Cisilion Limited

Formed in 2000 and with a reputation for excellence, we have a proven track record of successfully implementing IT solutions for our global clients. Cisilion’s award winning projects are complimented by our long standing and strategic relationships with some of the world’s leading technology partners including Cisco, Microsoft,

CITIPOST LIMITED t/a Citipost Mail

Citipost is a specialist provider of cloud-based, hybrid mail and SMS services. Intuitive cloud-based user interfaces, SFTP and API options deliver an all-round solution for all types of government applications. We’ve been particularly successful in delivering tangible cost and labour savings for local authorities.


CitizenLab is the all-in-one platform for community engagement. Reach your community using a wide set of methods, manage their input efficiently, and receive automated insights to better inform decision-making.

City and Guilds Kineo Limited

At City & Guilds Kineo we're experts in how people learn. Everything we do stems from the simple idea that with great learning experiences aligned to your business's needs, combined with smarter measurements, we'll get better results. Our services include learning platforms, bespoke learning content and off-the-shelf content.

City Science

City Science creates next generation products and services that capture, analyse and interpret city data. Our team of data scientists, consultants and business case experts deliver bespoke projects across a range of sectors for the transportation and energy sectors and provide a growing range of products in these industries.


CitySwift’s platform gives bus operators and government authorities the power to access and use transportation data quickly and easily, in one place. CitySwift’s intelligent data analysis, insights, and recommendations are used to understand network performance, engage stakeholders to make decisions, and optimise current and future runtimes and services.


At the heart of CIVIC's service offering is our user-centric design philosophy. This can be seen and expressed at every stage of the project, as we move from an understanding of your users, through User Experience, information architecture and design to development and accessible website build and ISO27001 accredited hosting.

Civica UK Limited

The Technology Forge is the leading property and asset management software supplier to the Public Sector within the UK, managing over £50 billion of public sector assets for local authorities, central government, housing associations, the NHS, police & fire authorities, schools and also a variety of private sector organisations.

Civica UK Limited

Civica is a leading partner for the public sector and regulated markets around the world. We provide a wide range of business-critical software applications, digital solutions and business process services to help our customers deliver efficient high quality services and better outcomes.

Civica UK Limited

Built with the NHS Malinko’s intelligent ‘e scheduling’ system is for Healthcare organisations who deliver clinical care in a community setting. Malinko enables healthcare organisations improve service delivery by optimising the scheduling of clinical care and the management of capacity (staff and skills) and demand (patient needs) in community setting.

Civica UK Limited

MyExpenses is a market leader in software solutions and experts in the cloud, providing a range of services including expense management, fleet management and Carbon Reporting. Our flexibility ensures our software is the way you want it. With over 20 years experience, why look anywhere else?

CJC Procurement Ltd

CJC Procurement provides G-Cloud Procurement Services enabling public sector organisations to source specialist digital transformation procurement expertise, assisting or leading full sourcing, selection and contracting processes or advice and guidance on procurement strategy including supplier relationship management, contract management, or assistance with contract, software licence, or maintenance renewal and savings.


Claranet Limited

Claranet is a technology services provider with capabilities across cloud, cybersecurity, Networks and Connectivity, data, and workplace. We enable organisations to make modern happen by being big enough to deliver and small enough to care; offering adaptive, scalable solutions; and being where our customers need us, moving at their pace.

Clarasys Limited

Management consultancy with experience delivering discovery, alpha and beta projects to GDS standards in government departments. Agile coaching, business analysis, user research, service design, digital transformation, process improvement, user journey mapping, operating model design, project management, data governance, CRM, business change and training, with focus on improving customer experience.


Claremont is the UK's leading independent provider of managed services, consultancy and Cloud hosting for Oracle applications, including E-Business Suite and Cloud Applications, and Oracle technology. An Oracle partner that collaborates with our customers to enable them to maximise their investment in Oracle technology and deliver tangible business value.

Claritas Solutions Ltd

Experts in delivering secure and scalable UK Sovereign IT and data solutions. Offering end-to-end services from Design, Development, Security, Cloud Solutions, Support Services and Engineering. Using advanced technologies prioritising data security, Claritas enables innovative solutions delivering real impact for clients such as UK Government, Police, Private and Third Sector.

Clarity Informatics Limited

Agilio Software Primary Care is the UK’s largest provider of operational management, compliance, e-learning, workforce and patient engagement solutions in primary care. It supports the safe and efficient running of GP practices – freeing up time to focus on patient care, not paperwork.

Clarity Information Solutions

Clarity provides information management solutions that are configured to support client-specific requirements. Our solutions promote efficient working, deliver cost savings and increase information governance. We offer a suite of cloud-based appointment management solutions that are designed to support public authority functions, including NDORS course management, online booking and Bikeability provision.

Clarity Tech Ltd

At Clarity Tech, we manage, develop and deliver innovative Business Intelligence (BI), Analytics, Data Warehouse, Cloud Software, Cloud Hosting and Cloud Support solutions of the highest calibre, to serve the demands of organisations in the UK and beyond.

Clarity Workforce Technology Ltd

Clarity is a leading supplier of workforce technology solutions to the healthcare market. Our solutions provide key management data, improve efficiencies and deliver substantial savings across the entire workforce process. Our products include Clarityroster (e-rostering & scheduling tool), Claritystaffbank (staff bank management system) and Clarityagency (temporary staff/agency management system)


Clearooms is a software development company that specialises in Office Workspace Management. Our Clearooms Software delivers Desk booking, Meeting room booking, Visitor Management and more all in one place which is easy, fast & affordable

ClearPeople Ltd

ClearPeople are a Gold Certified Microsoft Partner with 4 Gold Competencies offering Atlas, a people first digital workspace product. We help clients to become more productive through the use of Microsoft 365 cloud technologies. Atlas drives employee engagement and is a platform for communications intranets, knowledge management and collaboration.


Committed to leading transformation in healthcare, Clearsense® is a healthcare specific data platform that creates a data journey, all the way from a number to key insight. Our end-to-end platform empowers executives, business owners, clinicians, IT, and data scientists.

Clear Visual Communications Ltd

ClearVC is a specialist provider of Audio Visual, Videoconferencing, Collaboration and Unified Communication solutions.


ClerksWell creates award-winning digital solutions that build better businesses. We are an Umbraco and Microsoft Gold Partner, a Sitecore Silver Partner, and an Optimizely Bronze Partner with nearly 30 years driving digital transformation projects for over 150 clients. Our team of experts is passionate about building long-term relationships with clients.